Description
Flow indicator with ball is a compact laboratory accessory designed for clear visual confirmation of liquid movement in flexible tubing lines. Fabricated from SAN, it incorporates a free-moving ball that responds immediately when medium passes through the sight chamber, giving operators a simple, continuous check of flow status without electronic sensors. The unit accepts hose connection A with an outer diameter range of 6,5–10 mm, making it compatible with common laboratory tubing sizes used in cooling circuits, reagent transfer and general fluid handling. Supplied as a single piece with a net weight of 0,022 kg, the indicator installs quickly between hose sections and remains easy to inspect during routine work. This flow indicator from manufacturer Witeg suits bench-scale setups, teaching laboratories and process lines where a reliable mechanical indication of flow is preferred. Its transparent SAN body supports straightforward observation of the ball motion, helping staff verify that lines are active before starting pumps or opening valves. Ideal for aqueous and many laboratory media streams that are compatible with SAN, it provides a practical, low-maintenance solution for everyday flow monitoring in research and quality-control environments.
This article is part of PVC, PTFE & other tubing, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Product type: Flow indicator with ball
- Material: SAN
- Hose connection: A Ø 6,5–10 mm
- Origin: Italy
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Questions about Flow indicator with ball SAN OØ6,5-10mm
What is this article?
Flow indicator with ball SAN OØ6,5-10mm is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in PVC, PTFE & other tubing, inside Tubing, hoses & fittings, in Labware.
PVC is the flexible everyday tube for water and mild aqueous liquids. PTFE is the stiff, almost inert tube for solvents. Other polymers sit between them. The bore, the wall and the chemical resistance are the specification, and the tube is cut to length.
Tubing is how a liquid or a gas moves between two vessels without being poured. Silicone stays flexible and survives repeated autoclaving. PTFE resists almost every solvent and is stiff. PVC is the ordinary flexible line for water and for mild aqueous work. The fitting, not the tube, is what usually leaks: the barb, the thread and the stopcock have to match the tube bore. Glass and plastic apparatus around these lines is indexed under ISO laboratory ware.
Which category should I open next?
The category is Tubing, hoses & fittings. The sub-category is PVC, PTFE & other tubing. The catalogue is Labware.
Shelves beside this one are Hose connectors, adapters & fittings, Stopcocks & valves, Silicone tubing and Tubing accessories.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

